AAOTOKK 3.5mm Headphone Adapter (1/8 inch) 4 Pole Male to Female Jack Stereo Audio Converter Metal Shell for Headset, Earphone, Microphone (2 Pack M/F)

Quantity:(2-Pack) Size:Length, width(4.4cm*0.6cm) Material:plastic+aluminum alloy shell. Color:(Silver) Connectors 1 : 4-Pole 3.5 mm male audio jack.Connectors 2 :4-Pole 3.5 mm female audio standard jack. This adapter can convert between (CTIA) and (OMTP)，(Note: It can be converted from 3.5mm (OMTP) standard jack to 3.5mm (CTIA) standard jack, or 3.5mm (CTIA) standard jack to 3.5mm (OMTP) standard plug hole) This adapter compatible for all type of no mic function earphone. If your earphone/headphone with Mic Function,please check it is OMTP Standard Jack or CTIA Standard Jack,【Note: If your device is (OMTP standard plug) it can be converted to (CTIA standard jack)】 The difference of OMTP Standard Jack or CTIA Standard Jack Earphone/Headphone: 1.The 4 poles connection sequence of OMTP Standard Jack earphone is : Left Channel, Right Channel,Mic, Earth Wire The 4 poles connection sequence of CTIA S 3.5mm to 2.5mm connector: Plug and play,Durable: aluminum alloy shell for anti-scratch, rust free, provides an ultimate durability（Note: There is a certain color difference between the color and the actual product on the picture. The color of the product is silver.）